GB/T 12973-1991
AbolishedDimensions for commutators and sliprings
换向器和集电环的尺寸
Application Summary AI generated
This standard specifies the dimensional series and tolerances for commutators and slip rings used in rotating electrical machines. It is applied in the manufacturing and quality inspection of DC motors, AC generators, and other electromechanical devices to ensure interchangeability and proper mechanical fit between components. The standard is primarily used by electrical equipment manufacturers and testing laboratories in China.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.